{"thcode":62,"term":{"code":"GC-141","name":"Pockmark","parent":"GC-011","scope":"Geoform: Small craters in the seabed caused by fluids (gas and liquids) erupting and streaming through the sediments. Some pockmarks discovered off Nova Scotia have been up to 150 meters in diameter and 10 meters deep."},"uf":[],"bt":[{"code":"GC-011","name":"Geologic","parent":"GC-C052","scope":"Geoform Origin: Geologic geoforms are formed by the abiotic processes of uplift, erosion, volcanism, deposition, fluid seepage, and material movement. ..."},{"code":"GC-C052","name":"Geoform (levels 1 and 2 subcomponents)","parent":"GC-C005","scope":null},{"code":"GC-C005","name":"Geoform","parent":"root","scope":null},{"code":"root","name":"CMECS","parent":null,"scope":"Coastal and Marine Ecological Classification Standard: Category terms encompassing waters from the head of tide or inland incursion of ocean salinity to the splash zone of the coasts to the deepest portions of the oceans and the deep waters of the Great Lakes."}],"nt":[],"rt":[]}